摘要:
NSString *city = @"北京"; NSString *city2 =[city stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLHostAllowedCharacterSet]]; 阅读全文
摘要:
方式1:先指定好是哪一个storyboard,然后在指定的这个storyboard中找出,做了identifier标记的controller,再把这个controller实例化一下,赋给即将展现的子视图 UIStoryboard *storyboard = [UIStoryboard stor... 阅读全文